Information retrieval (IR) has changed considerably in recent years with the expansion of the
World Wide Web and the advent of modern and inexpensive graphical user interfaces and …

Federated search (federated information retrieval or distributed information retrieval) is a
technique for searching multiple text collections simultaneously. Queries are submitted to a …

2012-07-10 Assigned to ORACLE INTERNATIONAL CORPORATION reassignment
ORACLE INTERNATIONAL CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST …

Abstract The classical Probability Ranking Principle (PRP) forms the theoretical basis for
probabilistic Information Retrieval (IR) models, which are dominating IR theory since about …

Collection selection is one of the key problems in distributed information retrieval. Due to
resource constraints it is not usually feasible to search all collections in response to a query …

Recently, there has been a dramatic increase in the use of XML data to deliver information
over the Web. Personal Weblogs, news Web sites, and discussion forums are now …

This application relates generally to information retrieval systems and, more particularly, to a
system and method for processing queries against such systems and systems and methods …

Collection selection has been a research issue for years. Typically, in related work,
precomputed statistics are employed in order to estimate the expected result quality of each …

Peer-to-peer architectures are a potentially powerful model for develo** large-scale
networks of text-based digital libraries, but peer-to-peer networks have so far provided very …

Federated search links multiple search engines into a single, virtual search system. Most
prior research of federated search focused on selecting search engines that have the most …